The NEW RPM Traxxas Revo Axle Carriers & Oversized Bearings in blue are designed for RC model vehicles, specifically the Traxxas Revo. Made by RPM, these axle carriers come in a set of two and feature oversized bearings for improved performance and durability. These parts are ideal for upgrading or repairing your RC vehicle's suspension and steering system, ensuring smooth and efficient operation during racing or recreational driving.